Add security category back to manifest.yml

Author: JDKurma

packages/azure_ai_foundry/manifest.yml

@@ -10,6 +10,8 @@ categories:
   - azure
   - cloud
   - observability
+  # Added security category as it collects audit logs and security-relevant data like content filter results
+  - security
 conditions:
   kibana:
     version: "^9.0.0"